:root{--ink:#1d2326;--muted:#5d676b;--paper:#fbfaf6;--accent:#1f6b6b;--rule:#e2ded3}
@media (prefers-color-scheme:dark){:root{--ink:#e9e6df;--muted:#a7aea9;--paper:#14191b;--accent:#6cc3bd;--rule:#2b3336}}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font-family:'Literata',Georgia,serif;font-size:19px;line-height:1.7}
a{color:var(--accent)}
.wrap{max-width:720px;margin:0 auto;padding:0 20px}
nav.top{position:sticky;top:0;background:var(--paper);border-bottom:1px solid var(--rule);font-family:'Inter',system-ui,sans-serif;font-size:14px;z-index:5}
nav.top .wrap{display:flex;justify-content:space-between;align-items:center;height:48px;gap:12px}
nav.top a{text-decoration:none;color:var(--muted)} nav.top b{font-weight:600;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.plate{display:block;width:100%;max-width:900px;margin:32px auto 0;border-radius:6px}
.kicker{font-family:'Inter',system-ui,sans-serif;letter-spacing:.18em;text-transform:uppercase;font-size:13px;color:var(--accent);margin:40px 0 8px}
h1{font-weight:600;font-size:38px;line-height:1.2;margin:0 0 28px}
h2{font-size:26px;margin:40px 0 12px;line-height:1.3} h3{font-size:21px;margin:32px 0 8px;line-height:1.35}
p{margin:0 0 1.05em}
figure{margin:28px 0;text-align:center} figure img{max-width:100%;height:auto;border-radius:4px}
.pn{display:flex;justify-content:space-between;gap:16px;border-top:1px solid var(--rule);margin:48px 0 64px;padding-top:20px;font-family:'Inter',system-ui,sans-serif;font-size:15px}
.pn a{text-decoration:none;max-width:48%} .pn small{display:block;color:var(--muted);font-size:12px;letter-spacing:.08em;text-transform:uppercase}
.hero{text-align:center;padding:48px 0 16px} .hero img{max-width:340px;width:70%;border-radius:6px;box-shadow:0 12px 40px rgba(0,0,0,.25)}
.hero h1{font-size:44px;margin:28px 0 6px} .hero .sub{font-style:italic;color:var(--muted);font-size:22px;margin:0 0 6px}.hero .by{font-family:'Inter',system-ui,sans-serif;font-size:15px;color:var(--muted)}
.btn{display:inline-block;background:var(--accent);color:var(--paper);text-decoration:none;padding:12px 26px;border-radius:999px;font-family:'Inter',system-ui,sans-serif;font-weight:600;font-size:16px;margin:24px 0}
.toc h2{font-family:'Inter',system-ui,sans-serif;font-size:13px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin:36px 0 8px}
.toc ol{list-style:none;padding:0;margin:0} .toc li{border-bottom:1px solid var(--rule)} .toc a{display:flex;gap:14px;padding:10px 0;text-decoration:none;color:var(--ink)}
.toc .n{font-family:'Inter',system-ui,sans-serif;color:var(--muted);min-width:28px;font-size:15px;padding-top:2px}
.signup{background:rgba(31,107,107,.08);border-radius:12px;padding:24px;margin:40px 0}
.signup h2{margin:0 0 6px;font-size:22px}.signup p{margin:0 0 14px;color:var(--muted);font-size:16px}
.signup form{display:flex;gap:8px;flex-wrap:wrap}.signup input{flex:1 1 220px;padding:12px 14px;border:1px solid var(--rule);border-radius:8px;font-size:16px;background:var(--paper);color:var(--ink)}
.signup button{padding:12px 20px;border:0;border-radius:8px;background:var(--accent);color:var(--paper);font-weight:600;font-size:16px;cursor:pointer}
footer{font-family:'Inter',system-ui,sans-serif;font-size:13px;color:var(--muted);text-align:center;padding:32px 0 48px}